Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 9365 | S08 | E37 | 07 | 0020 | Beta | Mar 5, 2001 | Mar 12, 2001 | Mar 25, 2001 |
| № 9364 | S10 | W16 | 09 | 0010 | Beta | Mar 1, 2001 | Mar 8, 2001 | Mar 21, 2001 |
| № 9360 | S11 | W37 | 01 | 0020 | Alpha | Feb 27, 2001 | Mar 6, 2001 | Mar 20, 2001 |
| № 9359 | N13 | W31 | 20 | 0110 | Beta | Feb 28, 2001 | Mar 6, 2001 | Mar 20, 2001 |
| № 9358 | S10 | W86 | 01 | 0020 | Alpha | Feb 24, 2001 | Mar 2, 2001 | Mar 16, 2001 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1972, January to 2001, March. Gray background - average solar cycle.
